TM 1-1520-238-T-58155883.PILOT ENGRTR RPM% INDICATOR  DOES NOT INDICATE NR883Tools:NomenclaturePartNumberTool Kit, ElectricalSC518099CLA06RepairersMultimeter, DigitalAN/PSM-45Personnel Required:68XArmament/Electrical Systems RepairerReferences:TM 1-1520-238-23Equipment Conditions:RefConditionTM 1-1520-238-23Nontransparent barrier removedWARNINGTurn off power before detaching orattaching wires and connectors. Highcurrent 28 VDC or 115 VAC is present.Failure to do so could result in death orserious injury.1. Detach wire ends at (A326):TB19E and TB19K.Check for short between:P654 and P655,P656 and P654,P656 and P655.Does short exist?YESRepair shorted wire between:P654 and P467B7,P655 and P467B8.(A326):J5B7 and TB19E,J5B8 and TB19K.Go to paragraph 810.NOGo to step 2.2. Check for open between:P654 and (A326)TB19E,P655 and (A326)TB19K.Does open exist?YESRepair open wire.Go to paragraph 810.NOReplace pilot ENGRTRRPM%indicator (TM 1-1520-238-23).END OF TASK